package com.jboost.config.mybatis;

import com.jboost.common.system.vo.LoginUser;
import com.jboost.common.util.oConvertUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.binding.MapperMethod.ParamMap;
import org.apache.ibatis.executor.Executor;
import org.apache.ibatis.mapping.MappedStatement;
import org.apache.ibatis.mapping.SqlCommandType;
import org.apache.ibatis.plugin.*;
import org.apache.shiro.SecurityUtils;
import org.springframework.stereotype.Component;

import java.lang.reflect.Field;
import java.util.Date;
import java.util.Properties;

/**
 * mybatis拦截器，自动注入创建人、创建时间、修改人、修改时间
 *
 * @Author scott
 * @Date 2019-01-19
 */
@Slf4j
@Component
@Intercepts({@Signature(type = Executor.class, method = "update", args = {MappedStatement.class, Object.class})})
public class MybatisInterceptor implements Interceptor {

    @Override
    public Object intercept(Invocation invocation) throws Throwable {
        MappedStatement mappedStatement = (MappedStatement) invocation.getArgs()[0];
        String sqlId = mappedStatement.getId();
        log.debug("------sqlId------" + sqlId);
        SqlCommandType sqlCommandType = mappedStatement.getSqlCommandType();
        Object parameter = invocation.getArgs()[1];
        log.debug("------sqlCommandType------" + sqlCommandType);

        if (parameter == null) {
            return invocation.proceed();
        }
//		if (SqlCommandType.INSERT == sqlCommandType) {
//			LoginUser sysUser = this.getLoginUser();
        Field[] fields = oConvertUtils.getAllFields(parameter);
        for (Field field : fields) {
//				log.debug("------field.name------" + field.getName());
//				try {
//					if ("createBy".equals(field.getName())) {
//						field.setAccessible(true);
//						Object local_createBy = field.get(parameter);
//						field.setAccessible(false);
//						if (local_createBy == null || local_createBy.equals("")) {
//							if (sysUser != null) {
//								// 登录人账号
//								field.setAccessible(true);
//								field.set(parameter, sysUser.getId());
//								field.setAccessible(false);
//							}
//						}
//					}
//					// 注入创建时间
            if ("createTime".equals(field.getName())) {
                field.setAccessible(true);
                Object local_createDate = field.get(parameter);
                field.setAccessible(false);
                if (local_createDate == null || local_createDate.equals("")) {
                    field.setAccessible(true);
                    field.set(parameter, new Date());
                    field.setAccessible(false);
                }
            }
            if ("delFlag".equals(field.getName())) {
                field.setAccessible(true);
                Object local_createDate = field.get(parameter);
                field.setAccessible(false);
                if (local_createDate == null || local_createDate.equals("")) {
                    field.setAccessible(true);
                    field.set(parameter, 0);
                    field.setAccessible(false);
                }
            }
            // 注入创建时间
            if ("updateTime".equals(field.getName())) {
                field.setAccessible(true);
                field.setAccessible(false);
                field.setAccessible(true);
                field.set(parameter, new Date());
                field.setAccessible(false);
            }
//					//注入部门编码
////					if ("sysOrgCode".equals(field.getName())) {
////						field.setAccessible(true);
////						Object local_sysOrgCode = field.get(parameter);
////						field.setAccessible(false);
////						if (local_sysOrgCode == null || local_sysOrgCode.equals("")) {
////							// 获取登录用户信息
////							if (sysUser != null) {
////								field.setAccessible(true);
////								field.set(parameter, sysUser.getOrgCode());
////								field.setAccessible(false);
////							}
////						}
////					}
//				} catch (Exception e) {
//				}
//			}
//		}
//		if (SqlCommandType.UPDATE == sqlCommandType) {
//			LoginUser sysUser = this.getLoginUser();
//			Field[] fields = null;
//			if (parameter instanceof ParamMap) {
//				ParamMap<?> p = (ParamMap<?>) parameter;
//				//update-begin-author:scott date:20190729 for:批量更新报错issues/IZA3Q--
//				if (p.containsKey("et")) {
//					parameter = p.get("et");
//				} else {
//					parameter = p.get("param1");
//				}
//				//update-end-author:scott date:20190729 for:批量更新报错issues/IZA3Q-
//
//				//update-begin-author:scott date:20190729 for:更新指定字段时报错 issues/#516-
//				if (parameter == null) {
//					return invocation.proceed();
//				}
//				//update-end-author:scott date:20190729 for:更新指定字段时报错 issues/#516-
//
//				fields = oConvertUtils.getAllFields(parameter);
//			} else {
//				fields = oConvertUtils.getAllFields(parameter);
//			}
//
//			for (Field field : fields) {
//				log.debug("------field.name------" + field.getName());
//				try {
//					if ("updateBy".equals(field.getName())) {
//						//获取登录用户信息
//						if (sysUser != null) {
//							// 登录账号
//							field.setAccessible(true);
//							field.set(parameter, sysUser.getUsername());
//							field.setAccessible(false);
//						}
//					}
//					if ("updateTime".equals(field.getName())) {
//						field.setAccessible(true);
//						field.set(parameter, new Date());
//						field.setAccessible(false);
//					}
//				} catch (Exception e) {
//					e.printStackTrace();
//				}
//			}
        }
        return invocation.proceed();
    }

    @Override
    public Object plugin(Object target) {
        return Plugin.wrap(target, this);
    }

    @Override
    public void setProperties(Properties properties) {
        // TODO Auto-generated method stub
    }

    //update-begin--Author:scott  Date:20191213 for：关于使用Quzrtz 开启线程任务， #465
    private LoginUser getLoginUser() {
        LoginUser sysUser = null;
        try {
            sysUser = SecurityUtils.getSubject().getPrincipal() != null ? (LoginUser) SecurityUtils.getSubject().getPrincipal() : null;
        } catch (Exception e) {
            //e.printStackTrace();
            sysUser = null;
        }
        return sysUser;
    }
    //update-end--Author:scott  Date:20191213 for：关于使用Quzrtz 开启线程任务， #465

}
